Indoor pollution is 10 times more toxic than outdoor pollution.
62
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Sound travels fifteen times faster through steel than through air.
134
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114